While grinding one must use

a) Dark glass screen b) Mask c) Safety goggles d) Sun goggles

• Manisha
• 3973 Views
• 41 Answers

• What is the vernier
• what is the meaning of ups?
• Ремонт частотных преобразователей
• vernier hide gaude least count is
• which instrument is used for marking layout?
• what is electricity? give basic deffination?
• Divider is used for
• iti ka full form
• armature reaction is given by
• petrol engine idling compression ratio